The Prince of Wales is (the) 'heir apparent' to the throne of England.
The coach named her assistant as her 'heir apparent'.
She is the sole 'heir to' her family's fortune.
(..) - You shall not be queen! - I am not finished! Yes, you are! A woman will not lead us. Not when Balon's own male heir has returned. I am Theon Greyjoy... last living son of Balon Greyjoy. And she is your rightful ruler. Men: Aye! (..)2016 TvShow: Game of Thrones Title: The Door Season: 6 Episode 5
(..) of Ned Stark's daughter. But the rest of me, he did what he liked with the rest of me as long as I could still give him an heir. What do you think he did? I can't begin to contemplate-- What do you think he did to me? Lady Sansa asked you a question. (..)2016 TvShow: Game of Thrones Title: The Door Season: 6 Episode 5